Regulator valve



FIG. 1 is a perspective view of a regular valve showing my new design;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a rear elevation view thereof;

FIG. 4 is a left elevation view thereof;

FIG. 5 is a right elevation view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view thereof; and,

FIG. 8 is another perspective view thereof.

The broken lines shown in the figures are for the purpose of illustrating portions of the regulator valve and form no part of the claimed design. 

CLAIM The ornamental design for a regulator valve, as shown and described. 